Pliocene – Recent | image = Mammut_skeleton_Museum_of_the_Earth.jpg | image_width = 200px | image_caption = Mounted mastodon skeleton, Museum of the Earth . | regnum = Animalia | phylum = Chordata | classis = Mammalia | ordo = Proboscidea | familia = Mammutidae | familia_authority = Hay, 1922 | genus = Mammut | genus_authority = Blumenbach, 1799 |subdivision_ranks = Species |subdivision = Mammut americanum Mammut cosoensis Mammut furlongi Mammut matthewi Mammut pentilicus Mammut raki… (More on Mastodon)